Faddle Wass is a play on words for fat ol'ass similar to tiggle bitties is for big ol' titties
Yooo Morbid Sikosis made a song bout shawty's wit tha faddle wass you gotta peep it its gas!
That baddie over there got some tiggle bitties and a faddle wass, bro
Wheeeew! She gotta faddle faddle fam